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The RackFly flywheel training system offers significant versatility in a small footprint. Designed for seamless integration with squat racks and fixed structures, it provides smooth, variable resistance at every height and angle.
Motorized Technology
Exerfly’s optional Motorized Technology delivers up to 80% additional eccentric overload. This safe and precise prescription of eccentric overload is a game-changer for accelerating recovery, building resilience, and driving long-term performance gains.
Unlimited Resistance
Unlike traditional weight stacks or capped motorized systems, Exerfly’s resistance is dictated by your effort, not a limit. The flywheel’s inertia scales with your force output, offering theoretically unlimited load potential.
Accessories
Explore our range of optional accessories.
Product Dimensions:
Width: 13” (326 mm)
Height: 12” (304 mm)
Depth: 5” (119 mm)
Weight: 21 lbs (9.5 kg)
Maximum Inertial Load: 0.8 kgm² (8 Large Flywheels)
Rope Length: 7.5 ft (2.3 m)
Feedback: Built-in Exerfly Sensor
Product Dimensions:
Width: 13” (326 mm)
Height: 12” (304 mm)
Depth: 5” (119 mm)
Weight: 17 lbs (7.7 kg)
Maximum Inertial Load: 0.8 kgm² (8 Large Flywheels)
Rope Length: 7.5 ft (2.3 m)
Feedback: Built-in Exerfly Sensor
Variable Resistance – Provides smooth user-defined resistance at every height and angle, making it adaptable for a wide range of exercises, applications, and users.
Robust Design – Engineered for durability and built to withstand intense usage, crafted from premium materials for reliable performance. 100% Made in the USA
Lightweight and Portable – Take your training to the field, pitch, or court for flexible, on-the-go training wherever you are. The RackFly can mount to any vertical or horizontal structure.
Inertial Load Range: 0.00625 kgm² - 0.8 kgm² (Maximum 8 Large Flywheels)
Exerfly Sensor - Live Performance Data Tracking via the Exerfly app.
Variable Resistance – Provides smooth user-defined resistance at every height and angle, making it adaptable for a wide range of exercises, applications, and users.
Robust Design – Engineered for durability and built to withstand intense usage, crafted from premium materials for reliable performance. 100% Made in the USA
Lightweight and Portable – Take your training to the field, pitch, or court for flexible, on-the-go training wherever you are. The RackFly can mount to any vertical or horizontal structure.
Inertial Load Range: 0.00625 kgm² - 0.8 kgm² (Maximum 8 Large Flywheels)
Exerfly Sensor - Live Performance Data Tracking via the Exerfly app.
See our full range of optional accessories. To customize your package, please contact us.
See our full range of optional accessories. To customize your package, please contact us.
The user-defined resistance means there is unlimited load potential.
The RackFly mounts to any vertical or horizontal structure, so you can take your training wherever you go.
With 5 compact flywheel sizes that stack up to 8 at a time, you can achieve a wide range of resistance without the space and hassle of traditional gym weights.
Adjust your eccentric load with up to 80% greater resistance than your concentric effort, all at the touch of a button.
Explore our range of Premium Flywheel Training Equipment
Exerfly's equipment is proudly crafted in the USA, featuring premium manufacturing standards that ensure top-tier performance, durability, and quality for every user.